47 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Antecubital Fossa Elbow ... Flexion Biceps ... Thumb Wrist Extension ... Middle Finger Elbow ... differential #diagnosis #Neurology
The inverted or paradoxical triceps reflex consists of flexion of the elbow in response to percussion
reflex consists ... flexion of the elbow ... reflex is injured ... #reflex #clinical ... #video #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... , T1 (median) Reflexes ... - C7, C8 • Biceps ... Myotomes #diagnosis #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
is the nerve of elbow ... and elbow joints ... When clinically ... Anatomy #diagnosis #neurology ... #orthopedics
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
The biceps reflex ... the patient's elbow ... The triceps reflex ... the patient's elbow ... Wrist clonus is
Inverted Triceps Reflex 
Triceps reflex testing elicited flexion rather than extension of the forearm. C7 lesion
Reflex Triceps ... reflex testing ... found on MRI - Neurology ... #Reflex #neurology ... #clinical #video
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
normally elicits elbow ... radial (supinator) reflex ... Supinator #Test #Reflex ... #neurology #clinical ... #physicalexam #orthopedics
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Thoracodorsal Nerve Elbow ... Musculocutaneous Nerve Elbow ... Radial Nerve Wrist ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Bicep muscle injury - Yergason Test - 1. Position patient's elbow at 90 degrees with thumb
Bicep muscle injury ... Position patient's elbow ... patient supinate and flex ... resistance (holding at wrist ... Ortho #Sports #Bicep
Biceps Load Test - Shoulder Examination

To perform the Biceps Load Test supinate the arm, abduct shoulder
90 degrees, and flex ... the elbow to 90 ... resistance against elbow ... #PhysicalExam #clinical ... #sports #msk #orthopedics